Simple Interest
View Questions of Simple Interest
Quantitative Aptitude - Simple Interest
Calculate interest earned or paid using basic SI formula and related adjustments.
1. Formula
Simple Interest = (P × R × T) / 100; Amount = P + SI.
2. Quick Tips
- Convert rate to decimal before calculating monthly or daily interest.
- For fractional years, adjust time accordingly (e.g., 6 months = 0.5 year).
3. Common Errors
- Confusing simple and compound interest formulas.
- Using incorrect rate or time units.
4. Revision Checklist
- Practice SI problems with different time frames and rates.
Summary: Apply SI formula directly, ensure correct unit conversions, and calculate final amount or interest with precision.
Topics
- Number System
- H.C.F. & L.C.M.
- Decimal Fractions
- Simplification
- Square Roots & Cube Roots
- Average
- Percentage
- Operations on Numbers
- Profit & Loss
- Ratio & Proportion
- Time & Work
- Time & Distance
- Simple Interest
- Area
- Volume & Surface Areas
- Mensuration
- Geometry (Lines, Angles, Triangles, Polygons)
- Data Interpretation
- Arithmetic Operations